Where in Berkeley?

Know where this is? Take a guess and let us know in the Comments.

Update, 10:28am: Congratulations to Alan Saldich who identified this as part of a sundial which you can find on the Upper Jordan Fire Trail where it meets Panoramic Way on Panoramic Hill.  The photo shows the lower half of the sundial which memorializes Betty and Dick Irwin. Here’s the full picture:

Photo: Sandy Friedland.